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ASTM A202 Grade B is a chromium-manganese-silicon low-alloy steel tailored for high-pressure, medium-temperature pressure vessel applications.2026-04-30
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ASTM A202 Grade A is a critical chromium-manganese-silicon low-alloy steel plate specifically designed for welded pressure vessels and boilers operating at medium temperatures.2026-04-30
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ASTM A202 Pressure Vessel Steel Material and Grades:
Alloy System: **Chromium-Manganese-Silicon (Cr-Mn-Si)** Low-Alloy Heat-Resistant Steel2026-04-17 -
ASTM A204/A204M Grade B molybdenum alloy steel plates for pressure vessels feature superior chemical composition and mechanical properties compared to Grade A2026-04-10
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As a molybdenum-alloy steel plate for pressure vessels under the ASTM A204/A204M standard, A204 Gr.A is a low-alloy, high-strength material specifically designed for service conditions involving moderate temperatures (≤400°C) and moderate-to-high pressure2026-03-31
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a387 grade 11 class 1 steel plate
a387 grade 11 class 1 steel plate is a kind of chromium molybdenum alloy steel, it is mainly used for welded boiler and pressure vessels. The Cr content 1.25% and the Mo content 0.5%. More information about a387 grade 11 class 1 steel plate technology, please see the following:
a387 grade 11 class 1 steel plate specification:
Grade: a387 grade 11 class 1 Standard: ASTM
Length: 6000mm-12500mm, Thickness: 5mm -150mm, Wide: 1500mm-4500mm
a387 grade 11 class 1 steel plate equivalent: U.K 621 gr. A,B
|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
|
|
a387 grade 11 class 1 |
0.04-0.17 |
0.44-0.86 |
0.35-0.73 |
0.035 |
0.035 |
0.94-1.56 |
0.40-0.70 |
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
|
Grade |
a387 grade 11 class 1 steel mechanical property |
|||
|
Thickness |
Yield |
Tensile |
Elongation |
|
|
a387 grade 11 class 1 |
mm |
Min Mpa |
Mpa |
Min % |
|
t≦50 |
240 |
415-585 |
22 |
|
|
50<t≦200 |
240 |
415-585 |
19 |
|
a387 grade 11 class 1 steel plate application:
a387 grade 11 class 1 steel plate is widely used in pressure vessel, boiler, storage tanks and heat exchanger in oil, gas project.
a387 grade 11 class 1 steel plate advantage:
1. Best Quality-Our steel from China First-Class mill with Die stamp include heat number and batch number,It can be tracked.
2. Fast Delivery-Good relationship with Mill and Forwarder Shipping Agent for producing and shipping.
3. Professional Team-Work steel business more than six years for export steel plate.
4. Reasonable Price-Cooperate with 15 mills, satisfy with different request for the price and quality.
5. Kinds of Payment-T/T, L/C at sight, Usance Letter of Credit.
If you want to know more information about a387 grade 11 class 1 steel plate, please contact us and let us know your required specification, the best a387 grade 11 class 1 steel plate price will be quoted in shortest time.